photochromic lens


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pho·to·chro·mic lens

a light-sensitive spectacle lens that reduces light transmission in sunlight and increases transmission in reduced light.
Farlex Partner Medical Dictionary © Farlex 2012

pho·to·chro·mic lens

(fō'tō-krōm'ik lenz)
A light-sensitive spectacle lens that reduces light transmission in sunlight and increases transmission in reduced light.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
Some window glass tints automatically, just like photochromic lens for eyeglasses.
Shanghai, China, October 21, 2016 --(PR.com)-- WeeTect has developed anti-fog photochromic lens with anti-fog coating to serve the increasing high end photochromic sunglass market.
KIT OF THE WEEK JULBO TITAN OTG SKI GOGGLES Smart-thinking Julbo have designed their TITAN OTG ski goggles with a photochromic lens.
20 May 2014 - Japanese chemical manufacturer Mitsui Chemicals Inc (TYO:4183) said today it had purchased the SunSensors photochromic lens material business of US technology corporation Corning Incorporated (NYSE:GLW) for an unspecified amount.
"For military and tactical operators, faster photochromic lens change means enhanced visual performance when it's most needed--in dynamic environments," said Jonathan Blanshay, Revision CEO.
We developed Transitions, a photochromic lens that is clear indoors and turns sunglass-dark outdoors.